George Lake Dam
Key Takeaway
George Lake Dam is classified as significant hazard in New Jersey. It was completed in 1909 and is 117 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 30 ft (taller than 90.1% in NJ) |
| Dam Length | 230 ft |
| Dam Type | Earth |
| Max Storage | 88 acre-ft |
| Normal Storage | 45 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 1,200 cfs |
| Year Completed | 1909 (117 years old) |
| NID ID | NJ00825 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
County of Morris Park Commission
Local Government
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Low Hazard 28 ftFrequently Asked Questions
What is the hazard classification of George Lake Dam?
George Lake Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates George Lake Dam?
George Lake Dam is owned by County of Morris Park Commission (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was George Lake Dam built?
George Lake Dam was completed in 1909, making it 117 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of George Lake Dam?
George Lake Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is George Lake Dam?
George Lake Dam has a dam height of 30 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was George Lake Dam last inspected?
George Lake Dam was last inspected on October 20, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.